From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 72181] ext4_mb_generate_buddy:free block calculation seems to overflow Date: Mon, 17 Mar 2014 02:08:42 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit To: linux-ext4@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.19.201]:36600 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932129AbaCQCIo (ORCPT ); Sun, 16 Mar 2014 22:08:44 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E66B5201F5 for ; Mon, 17 Mar 2014 02:08:43 +0000 (UTC) Received: from bugzilla2.web.kernel.org (bugzilla2.web.kernel.org [172.20.200.52]) by mail.kernel.org (Postfix) with ESMTP id 8ABEA201DD for ; Mon, 17 Mar 2014 02:08:42 +0000 (UTC) In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-ID: https://bugzilla.kernel.org/show_bug.cgi?id=72181 --- Comment #2 from WeiZhang --- (In reply to WeiZhang from comment #1) > usually, we just get a wrong number of "free" from bitmap while bitmap is > corrupted. but it should not larger than "max = EXT4_CLUSTERS_PER_GROUP(sb)" > right? i add some printk and confirmed there is some wrong in ext4_grp_locked_error. the "free" is in the right range. Seems that the bitmap is still corrupted with the patch(ext4: fix the free blocks calculation for ext3 file systems w/ uninit_bg). I will look into it right now. Thx -- You are receiving this mail because: You are watching the assignee of the bug.